Focusing Optics .

Model	Description
FF25	25.4mm fixed focal length lens
FF50	50.8mm fixed focal length lens
FF75	75.6mm fixed focal length lens
FF100	100mm fixed focal length lens
FF150	150mm fixed focal length lens
FF250	250mm fixed focal length lens
FF300	300mm fixed focal length lens
FF500	500mm fixed focal length lens
OBJ-10XLWD	Infinity Corrected, M Plan APO objective, WD=36.9mm, F=20mm, NA=0.25, Thread = 20.32mm x 36 TPI
OBJ-20XLWD	Infinity Corrected, M Plan APO objective, WD=22.0mm, F=10.0mm, NA=0.40 Thread = 20.32mm x 36 TPI

All focusing optics can fit into the aperture of the Lepton IV package.
Use -VIS for 370nm to 600nm
Use -NIR for 600nm to 1000nm
Use -IR for 1000nm to 1700nm

Long working distance objectives also available at 50X and 100X.
Transmission for objectives:
400nm ~ 65%
500nm ~ 80% or more
1064nm ~ 75%
1550nm ~65%

Call about our mSpot lasers which can make <10mm spot size at 50mm or more.

 

Fixed focus lens.

Infinity Corrected
Long Working Distance
Uses standard
20.32mm x 36 TPI.

 
Adapters

Model	Description
L4RING	Ring adapter to mount into 2" optical mounts
L4PLATE	Plate adapter
L4OBJ	Objective adapter

Isolators

Model	Description
L4 ISO-l	Optical isolator built in

l is wavelength of operation.

Variable Focus

Model	Description
VariFocus	Constant focus +/-10mm about F=100mm

Other Optics
Also available are beamsplitters, various filters and waveplates.

 Plate Adapter

Ring Adapter

Microscope objective adapter

Isolator

Variable focus lens system